A Harper Polling poll just days before the election had Ms. McGinty up 6 points.

Seven of 10 American voters do not support allowing crime victims to sue firearm manufacturers and retailers when firearms they made or sold lawfully after background checks are used illegally in crime.

Katie McGinty has overtaken Joe Sestak in the hotly contested U.S. Senate race, according to a public opinion poll conducted amid a flurry of TV ads in advance of Tuesday's primary.

Josh Shapiro will head into tomorrow’s Democratic AG primary full of confidence, with the latest Harper Poll giving him an 18-point lead over his closest challenger.

Katie McGinty leads her first poll in the Senate Democratic primary.

Hillary Clinton is poised for a big win in tomorrow’s PA Democratic presidential primary.

Katie McGinty has surged ahead of Joe Sestak, according to a new poll, as Pennsylvania Democrats enter voting booths Tuesday to settle the contentious U.S. Senate primary race.

A new poll shows that more than 70 percent of Americans support keeping legal protections for gun makers and dealers whose products are used in crimes.

A recent Harper Polling survey found Mr. Shapiro leading with a third of Democratic voters.

Democrats in Washington are tripling down on their bet that Katie McGinty is a better option than Joe Sestak to be their nominee to challenge Sen. Patrick J. Toomey (R-Pa.) this fall, launching a low-seven-figure campaign ahead of the April 26 primary.

A new Harper Polling survey of the Pennsylvania primary contest has Sestak earning 41 percent of the vote to McGinty’s 31 percent.

The three Democrats running to unseat U.S. Sen. Pat Toomey, R-Lehigh Valley, tried to differentiate themselves during an hourlong debate Tuesday at WTAE-TV's Wilkinsburg studio, highlighting what they'd do differently to improve life for Pennsylvanians.

The new Harper poll finds just 12 percent of Pennsylvania Democrats undecided with the election just about three weeks away.

A Harper poll released this week showed Clinton leading Sanders by 22 percentage points (55-33 percent), with 12 percent undecided, ahead of the state's April 26 primary.

The latest poll of Democratic voters in Pennsylvania shows that Bernie Sanders has a lot of ground to cover in the Keystone State.

Montgomery County Commission Chair Josh Shapiro has emerged as the leader in the Democratic primary for state attorney general, according to a recent poll by Harper Polling.

Whether the latest Harper Polling numbers on Pennsylvania’s U.S. Senate race favor Joe Sestak or Katie McGinty depends a lot upon perspective.

Josh Shapiro has opened up a double-digit lead over his challengers for the Democratic nomination for Attorney General, the latest Harper Poll shows.

The Senate Democratic primary is up in the air but Sestak has the advantage.

A Harper Polling survey released Tuesday found Clinton taking 55 percent over Sanders at 33 percent, with 12 percent undecided.